Note Size of the SIMATIC memory card The time of day with a resolution of 1 millisecond ● The date and the day of the week Make sure that there is enough available storage space on your SIMATIC memory card for ... Read More
9.6 Backing up and restoring the CPU configuration Backup from online device you can restore the plant to an earlier state. Before you download a changed configuration to the CPU, first use the option "Backup ... Read More
ote A memory reset only ever affects the CPU to which you have applied the function. The content of the work memory and the retentive and non-retentive data are deleted (in a manual memory reset). . For a ... Read More
SYNCUP → STOP The backup CPU restarts and switches to the STOP operating state after You set the CPU to STOP with the PG/PC, the display or the mode selecThe following section explains in more detail the system ... Read More
The primary CPU switches from the RUN-Redundant operating state to the data.The redundant system switches from the RUN-Redundant/RUN-Solo system state to the STOP system state if: • The redundant system detects ... Read More
blocks to the initial values of the load memory. Retentive memory and o the STARTUP operating state if: • The mode selector is in the RUN position; etentive DB contents are retained. Operating state transitions ... Read More
Eliminate the error. 2. Switch the backup CPU from STOP to RUN. There are various possible causes of a SYNCUP system state abort. In the event of a The backup CPU switches from STOP to the SYNCUP operating ... Read More
8 Assign CPUs redundancy IDs Section Redundancy IDs (Page 187) 9 Check LEDs You can find the meaning of the LEDs in the module manuals. 10 Evaluate information on the CPU displays Section CPU display (Page 248) ... Read More
8.4 Using the user program to set additional access protection Access protection with the user program and manipulation of the block. Know-how protection does not involve the CPU (offline access in STEP 7). ... Read More
a password. HMI access and access to diagnostics data is also possible. Neither blocks nor the hardware configuration can be downloaded to the CPUs without the password. The following actions are not possible ... Read More
